Date: Mon, 3 Mar 2008 15:09:09 +0100 From: EOP Product Center Message-Id: <200803031409.m23E997g017643@callisto.obspm.fr> To: igsmail@igscb.jpl.nasa.gov Subject: [IGSMAIL-5730]: Section 6 of Bulletin B 241 Sender: owner-igsmail Precedence: bulk ****************************************************************************** IGS Electronic Mail 03 Mar 06:09:22 PST 2008 Message Number 5730 ****************************************************************************** Author : IERS / PC INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE EARTH ORIENTATION PARAMETERS Section 6 of the Bulletin B 241 6 - SUMMARY OF CONTRIBUTED EARTH ORIENTATION PARAMETERS SERIES This section gives the average precision of the individual series contri- buting to the combination and their average agreement with it. The periods covered start at the beginning of the first month in Section 1 and end with the last available value in the individual series considered. The complete list of measurements is available in the electronic-mailed version of Bulletin B in section 7. Units : 0.001" for x,y , 0.0001s for UT1, 0.001" for dPsi, dEpsi. -------------------------------------------------------------------------------- EOP series Mean formal uncertainty Periods covered Weighted RMS agreement with Bulletin B -------------------------------------------------------------------------------- x y UT D dPsi dEps Data Number VLBI EOP(AUS) 1 R 1 0.10 0.09 0.04 - 0.21 0.07 6 54469.27 to 54497.27 0.57 0.21 8.39 - 0.17 0.09 EOP(BKG) 3 R 4 0.09 0.07 0.04 - 0.17 0.06 9 54469.27 to 54497.27 0.13 0.14 0.02 - 0.16 0.05 EOP(BKG) 3 R 2 - - 0.12 - - - 20 54469.80 to 54498.33 - - 0.07 - - - EOP(USNO) 5 R 1 - - 0.13 - - - 20 54469.80 to 54498.33 - - 0.15 - - - EOP(GSFC) 6 R 1 - - 0.14 - - - 20 54469.80 to 54498.33 - - 0.10 - - - EOP(IAA) 5 R 2 0.10 0.07 0.04 - 0.14 0.05 9 54469.29 to 54497.27 0.12 0.12 0.05 - 0.12 0.05 EOP(IAA) 5 R 1 - - 0.14 - - - 18 54469.80 to 54498.33 - - 0.13 - - - EOP(MAO) 3 R 1 0.11 0.09 0.04 - 0.16 0.07 7 54469.28 to 54497.28 0.10 0.13 0.03 - 0.14 0.14 EOP(GSFC) 7 R 1 0.08 0.06 0.03 - 0.17 0.06 9 54469.27 to 54497.27 0.23 0.35 0.03 - 0.10 0.03 EOP(USNO) 6 R 2 0.08 0.07 0.03 - 0.19 0.07 9 54469.27 to 54497.27 0.10 0.13 0.04 - 0.08 0.04 EOP(IVS) 2 R 1 0.05 0.04 0.02 - 0.10 0.04 9 54469.28 to 54497.27 0.10 0.14 0.03 - 0.08 0.01 GPS EOP(CODE) 98 P 1 0.00 0.01 - 0.05 - - 30 54469.50 to 54498.50 0.03 0.03 - 0.09 - - EOP(GFZ) 96 P 2 0.00 0.00 - 0.01 - - 1 54498.50 to 54498.50 0.01 0.08 - 0.02 - - EOP(IAA) 1 P 1 0.03 0.03 - 0.06 - - 30 54469.50 to 54498.50 0.14 0.21 - 0.31 - - EOP(JPL) 96 P 3 0.01 0.01 - 0.06 - - 30 54469.50 to 54498.50 0.08 0.19 - 0.19 - - EOP(NOAA) 96 P 1 0.00 0.00 - 0.00 - - 30 54469.50 to 54498.50 0.12 0.06 - 0.23 - - EOP(SIO) 96 P 1 0.02 0.02 - 0.05 - - 30 54469.50 to 54498.50 0.03 0.04 - 0.32 - - EOP(IGS R)96 P 2 0.02 0.03 0.25 0.06 - - 30 54469.50 to 54498.50 0.02 0.03 0.47 0.08 - - EOP(IGS) 7 P 1 0.03 0.03 0.12 0.08 - - 30 54469.50 to 54498.50 0.02 0.02 0.16 0.09 - - SLR EOP(ASI) 3 L 2 0.08 0.07 - 0.21 - - 30 54469.50 to 54498.50 0.29 0.20 - 0.56 - - EOP(IAA) 2 L 1 0.03 0.04 0.02 0.02 - - 31 54469.00 to 54499.00 0.19 0.31 0.22 0.16 - - EOP(MCC) 97 L 1 0.17 0.18 - 0.16 - - 31 54469.00 to 54499.00 0.13 0.32 - 0.77 - - Bulletin A EOP(NEOS) 97 C 1 0.04 0.06 0.05 - - - 31 54469.00 to 54499.00 0.05 0.09 0.13 - - -